Professor Dave Explains
Biginelli Reaction
With the Passerini and Ugi reactions down, let's learn one more multi-component reaction, the Biginelli reaction. Developed by Pietro Biginelli in 1891, this reaction produces pyrimidine derivatives. What's the mechanism? What are the...
Professor Dave Explains
Addition on Conjugated Polyunsaturated Systems
Looking at how addition reactions occur on conjugated polyunsaturated systems.
Catalyst University
Glycogen Debranching Enzyme Functions and Mechanism
Glycogen Debranching Enzyme Functions and Mechanism
Professor Dave Explains
Favorskii Rearrangement
It's the Favorskii rearrangement, a method of ring contraction! This reaction utilizes cyclopropane intermediates and is super neat. Need to make your ring one carbon smaller? Try the Favorskii rearrangement!
Professor Dave Explains
Beckmann Rearrangement
Have you ever had a ketone and wished you had an amide instead? Not to worry! The Beckmann rearrangement is the solution to your problems. Check out this nifty reaction where we get an oxime and then get an alkyl group to migrate. We can...
Visual Learning Systems
The Periodic Table: Atomic Number
This program makes the Modern Periodic Table come alive to students. Numerous real-life examples of elements are exemplified in the table. Animations and graphics illustrate concepts not easily achieved through other instructional...
msvgo
Carbon Cycle
It explains elements and compounds that contain carbon, its cyclic movement and the relationship of increase in carbon dioxide in the atmosphere to the greenhouse effect
Professor Dave Explains
Diazomethane Synthesis and Applications (Arndt-Eistert Homologation)
In learning about carbenes, we discovered the importance of diazomethane. So it will be a good idea to learn how to make this molecule, as well as some other things we can do with it, including something called the Arndt-Eistert...
Catalyst University
Introduction to Reductions & Sodium Borohydride (Theory & Problems)
Introduction to Reductions & Sodium Borohydride (Theory & Problems)
After Skool
Mass Extinction Crisis TODAY
There have been 6 massive extinctions in our planet's history. The first, happened 440 million years ago when an Extreme temperature drops froze the oceans and killed 86% of early life on earth. Over the next 66 million years, the seas...
Visual Learning Systems
Photosynthesis: Light Independent Reactions
Almost all life either directly or indirectly depends on one of the most important biological processes on the planet - photosynthesis. Through easy-to-understand graphics and colorful animations, the complex chemical process of...
FuseSchool
BIOLOGY - Environment - Carbon Cycle part 1
Watch the first part of our Carbon Cycle videos, as part of environmental chemistry. Photosynthesis and respiration help carbon to be cycled in nature by using energy from the sun. As living things grow, they have to build up large...
Catalyst University
Glycogen Phosphorylase Function and Mechanism
Glycogen Phosphorylase Function and Mechanism
Professor Dave Explains
Baeyer-Villiger Oxidation
We just learned how to make lactams out of cyclic ketones, is there a similar way that we can make lactones? There is! Try the Baeyer-Villiger oxidation. This is another one of those rearrangement type of reactions, only this time we are...
Professor Dave Explains
E/Z Absolute Configuration of Alkenes
How to assign absolute configuration to alkenes.
Catalyst University
Hemoglobin Function Bohr Effect (Molecular Interpretation)
Hemoglobin Function Bohr Effect (Molecular Interpretation)
Curated Video
Chemical Reactions Involving Metals: Oxidation, Reduction, and Redox Reactions
The video discusses common chemical reactions involving metals such as oxidation and reduction, the formation of positive ions, and redox reactions. It also shows the results of experiments where different metals react with water and...
Institute for New Economic Thinking
Economic Growth, Climate Change and Environmental Limits
Debate about the relationship between environmental limits and economic growth has been taking place for several decades. These arguments have re-emerged with greater intensity following advances in the understanding of the economics of...
Catalyst University
Carbohydrate Structure Aldopentoses and Ketopentoses
Carbohydrate Structure Aldopentoses and Ketopentoses
Curated Video
Classification of Organic Reactions and Examples of Common Types
This video explains the classification of different organic reactions into different groups such as oxidation, reduction, substitution, elimination, and addition. The video goes on to explain four different types of reactions, including...